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Smith County, TX Official Website
Smith County Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 55°F Lo 39°F | Hi 59°F Lo 43°F | Hi 68°F Lo 50°F | Hi 75°F Lo 56°F | Hi 82°F Lo 64°F | Hi 90°F Lo 72°F | Hi 94°F Lo 75°F | Hi 95°F Lo 75°F | Hi 89°F Lo 69°F | Hi 79°F Lo 59°F | Hi 66°F Lo 49°F | Hi 58°F Lo 43°F |
| 8 mph | 8 mph | 8 mph | 9 mph | 7 mph | 7 mph | 6 mph | 6 mph | 6 mph | 7 mph | 8 mph | 8 mph |
| 4 in | 4.1 in | 4.9 in | 5.9 in | 6.1 in | 4.2 in | 2.7 in | 2.7 in | 2.9 in | 5.2 in | 4 in | 4.8 in |
| 72% | 77% | 75% | 75% | 77% | 72% | 68% | 63% | 66% | 67% | 72% | 75% |
| 40% | 49% | 44% | 42% | 42% | 33% | 30% | 26% | 30% | 30% | 38% | 46% |
| 30.2 in | 30.1 in | 30.0 in | 29.9 in | 29.9 in | 29.9 in | 30.0 in | 29.9 in | 30.0 in | 30.0 in | 30.1 in | 30.1 in |
| 25 | 21 | 24 | 23 | 21 | 21 | 23 | 24 | 24 | 26 | 24 | 25 |
| 6 | 7 | 7 | 7 | 10 | 9 | 8 | 7 | 6 | 5 | 5 | 6 |
| 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1 | 1 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 |
| 3 | 3 | 4 | 5 | 6 | 6 | 7 | 7 | 6 | 4 | 3 | 3 |
| 205 | 149 | 172 | 175 | 174 | 210 | 231 | 263 | 226 | 222 | 199 | 170 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 13°C Lo 4°C | Hi 15°C Lo 6°C | Hi 20°C Lo 10°C | Hi 24°C Lo 13°C | Hi 28°C Lo 18°C | Hi 32°C Lo 22°C | Hi 35°C Lo 24°C | Hi 35°C Lo 24°C | Hi 32°C Lo 21°C | Hi 26°C Lo 15°C | Hi 19°C Lo 9°C | Hi 15°C Lo 6°C |
| 13 km/h | 13 km/h | 14 km/h | 14 km/h | 12 km/h | 11 km/h | 10 km/h | 10 km/h | 10 km/h | 12 km/h | 12 km/h | 13 km/h |
| 102 mm | 103 mm | 124 mm | 150 mm | 154 mm | 108 mm | 68 mm | 67 mm | 73 mm | 132 mm | 103 mm | 122 mm |
| 72% | 77% | 75% | 75% | 77% | 72% | 68% | 63% | 66% | 67% | 72% | 75% |
| 40% | 49% | 44% | 42% | 42% | 33% | 30% | 26% | 30% | 30% | 38% | 46% |
| 1021 mb | 1019 mb | 1017 mb | 1014 mb | 1014 mb | 1013 mb | 1015 mb | 1014 mb | 1015 mb | 1017 mb | 1020 mb | 1020 mb |
| 25 | 21 | 24 | 23 | 21 | 21 | 23 | 24 | 24 | 26 | 24 | 25 |
| 6 | 7 | 7 | 7 | 10 | 9 | 8 | 7 | 6 | 5 | 5 | 6 |
| 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1 | 1 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 |
| 3 | 3 | 4 | 5 | 6 | 6 | 7 | 7 | 6 | 4 | 3 | 3 |
| 205 | 149 | 172 | 175 | 174 | 210 | 231 | 263 | 226 | 222 | 199 | 170 |
| Month |
| Avg. Temperatures |
| Avg. Wind Speed |
| Avg. Precipitation |
| Average Humidity |
| Avg. Cloud Cover |
| Pressure Average |
| Average Dry Days |
| Avg. Precip. Days |
| Avg. Snow Days |
| Average Fog Days |
| Average UV Index |
| Avg. Hours of Sun |
Averages are based on historical weather data from the past 10 years.